Saffron is a spice used in Mediterranean cooking. It's very expensive ($13.06 for a packet containing 0.06 oz of spice). How much would one pound of saffron cost?

$13.06 * 16oz = $3482.67 0.06oz 1lb

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Consider the following statements: "Osmium (Os) is the one of the heaviest metals known; a 1 cm3 cube of osmium weights 22.50 g. For comparison, the same volume of lead (Pb) would weigh less than half as much, 11.34 g".

Which of the following would not be a valid conversion factor based on these statements?